NEC switch User Manual page 47

Address Special Function Register (SFR) Name
FFECH External interrupt mode register 0
FFF5H Key return mode register 00
FFF7H Pull-up resistor option register 0
FFF9H Watchdog timer mode register
FFFAH Oscillation stabilization time select register
FFFBH Processor clock control register
CHAPTER 3 CPU ARCHITECTURE
Table 3-2. Special Function Register List (3/3)
Symbol
INTM0
KRM00
PU0
WDTM
OSTS
PCC
User's Manual U12978EJ3V0UD
R/W Manipulatable Bit Unit
1 Bit 8 Bits 16 Bits
R/W —
—
After Reset
— 00H
—
—
—
— 04H
— 02H
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